Steve Wozniak to Guest Star on The Big Bang Theory

The Apple co-founder announced on Facebook this week that he'll appear on an episode of The Big Bang Theory, posting on his social networking wall: What's it like to film an episode of Big Bang Theory? I'll let you know tonight, but not what the episode is about.

No details on Wozniak's role have been released yet.

In other show casting news, Mayim Bialik will reprise her role on The Big Bang Theory season premiere. It airs on September 23.